import { ErrorTemplateContext } from './template/error-template.context';
import { TemplateRef } from '@angular/core';
export declare type ErrorMessage = string;
export interface FormErrorMessages {
    [index: string]: ErrorMessage | ((errors: any) => ErrorMessage);
}
export declare class NgxFormErrorConfig {
    private template?;
    private errorMessages;
    constructor();
    getMessage(validator: string, context: any): ErrorMessage;
    /**
     * Updates the error messages with the provided messages.
     * Not occuring validations will be kept untouched
     */
    updateMessages(newValidationMessages: FormErrorMessages): void;
    setTemplate(template: TemplateRef<ErrorTemplateContext>): void;
    getTemplate(): TemplateRef<ErrorTemplateContext> | undefined;
}